EP1569378A4 - System zum gemeinsamen benutzen von schlüsseln,erzeugungseinrichtung für gemeinsam benutzte schlüssel und wiederherstelleinrichtung für gemeinsam benutzte schlüssel - Google Patents
System zum gemeinsamen benutzen von schlüsseln,erzeugungseinrichtung für gemeinsam benutzte schlüssel und wiederherstelleinrichtung für gemeinsam benutzte schlüsselInfo
- Publication number
- EP1569378A4 EP1569378A4 EP03812329A EP03812329A EP1569378A4 EP 1569378 A4 EP1569378 A4 EP 1569378A4 EP 03812329 A EP03812329 A EP 03812329A EP 03812329 A EP03812329 A EP 03812329A EP 1569378 A4 EP1569378 A4 EP 1569378A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- shared key
- key
- sharing system
- shared
- creation device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
- H04L9/0816—Key establishment, i.e. cryptographic processes or cryptographic protocols whereby a shared secret becomes available to two or more parties, for subsequent use
- H04L9/085—Secret sharing or secret splitting, e.g. threshold schemes
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09C—CIPHERING OR DECIPHERING APPARATUS FOR CRYPTOGRAPHIC OR OTHER PURPOSES INVOLVING THE NEED FOR SECRECY
- G09C1/00—Apparatus or methods whereby a given sequence of signs, e.g. an intelligible text, is transformed into an unintelligible sequence of signs by transposing the signs or groups of signs or by replacing them by others according to a predetermined system
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
- H04L9/0861—Generation of secret information including derivation or calculation of cryptographic keys or passwords
- H04L9/0869—Generation of secret information including derivation or calculation of cryptographic keys or passwords involving random numbers or seeds
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/30—Public key, i.e. encryption algorithm being computationally infeasible to invert or user's encryption keys not requiring secrecy
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
- H04L2209/04—Masking or blinding
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
- H04L2209/60—Digital content management, e.g. content distribution
Landscapes
- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computing Systems (AREA)
- Storage Device Security (AREA)
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2002351063 | 2002-12-03 | ||
JP2002351062 | 2002-12-03 | ||
JP2002351063 | 2002-12-03 | ||
JP2002351062 | 2002-12-03 | ||
PCT/JP2003/015214 WO2004051921A1 (ja) | 2002-12-03 | 2003-11-28 | 鍵共有システム、共有鍵生成装置及び共有鍵復元装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1569378A1 EP1569378A1 (de) | 2005-08-31 |
EP1569378A4 true EP1569378A4 (de) | 2006-08-02 |
Family
ID=32473683
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP03812329A Withdrawn EP1569378A4 (de) | 2002-12-03 | 2003-11-28 | System zum gemeinsamen benutzen von schlüsseln,erzeugungseinrichtung für gemeinsam benutzte schlüssel und wiederherstelleinrichtung für gemeinsam benutzte schlüssel |
EP03812328A Withdrawn EP1475920A4 (de) | 2002-12-03 | 2003-11-28 | Vorrichtung zur gemeinsamen nutzung eines schlüssels, vorrichtung zur erzeugung eines gemeinsamen schlüssels, und vorrichtung zur wiedergewinnung eines gemeinsamen schlüssels |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP03812328A Withdrawn EP1475920A4 (de) | 2002-12-03 | 2003-11-28 | Vorrichtung zur gemeinsamen nutzung eines schlüssels, vorrichtung zur erzeugung eines gemeinsamen schlüssels, und vorrichtung zur wiedergewinnung eines gemeinsamen schlüssels |
Country Status (5)
Country | Link |
---|---|
US (2) | US7471792B2 (de) |
EP (2) | EP1569378A4 (de) |
KR (2) | KR20050083566A (de) |
AU (2) | AU2003302544A1 (de) |
WO (2) | WO2004051920A1 (de) |
Families Citing this family (74)
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WO1998053637A1 (en) * | 1997-05-21 | 1998-11-26 | E.S.P. Communications, Inc. | System, method and apparatus for 'caller only' initiated two-way wireless communication with caller generated billing |
JP4786531B2 (ja) * | 2004-05-12 | 2011-10-05 | パナソニック株式会社 | 暗号システム、暗号装置、復号装置、プログラムおよび集積回路 |
US7598855B2 (en) | 2005-02-01 | 2009-10-06 | Location Based Technologies, Inc. | Apparatus and method for locating individuals and objects using tracking devices |
US20070229350A1 (en) * | 2005-02-01 | 2007-10-04 | Scalisi Joseph F | Apparatus and Method for Providing Location Information on Individuals and Objects using Tracking Devices |
JP4750105B2 (ja) * | 2005-03-23 | 2011-08-17 | Kddi株式会社 | キーストリーム暗号化装置および方法ならびにプログラム |
US8316416B2 (en) * | 2005-04-04 | 2012-11-20 | Research In Motion Limited | Securely using a display to exchange information |
US9143323B2 (en) | 2005-04-04 | 2015-09-22 | Blackberry Limited | Securing a link between two devices |
JP4372061B2 (ja) * | 2005-07-01 | 2009-11-25 | パナソニック株式会社 | 機密情報実装システム及びlsi |
KR101155271B1 (ko) * | 2005-09-29 | 2012-06-18 | 엘지전자 주식회사 | 신용카드 결제 시스템 |
WO2007049267A1 (en) | 2005-10-27 | 2007-05-03 | Nds Limited | Network security system |
CA2531411C (en) | 2005-12-23 | 2017-02-14 | Bce Inc | System and method for encrypting traffic on a network |
CN100518374C (zh) * | 2006-02-17 | 2009-07-22 | 鸿富锦精密工业(深圳)有限公司 | 接入点及其确定预共享密钥的方法 |
FR2898747A1 (fr) * | 2006-03-15 | 2007-09-21 | Gemplus Sa | Procede de chiffrement cherchable dechiffrable, systeme pour un tel chiffrement |
US20090100264A1 (en) * | 2006-04-28 | 2009-04-16 | Yuichi Futa | Communication device and communication system |
US20080118009A1 (en) * | 2006-11-20 | 2008-05-22 | Yu-Min Chuang | Pseudo-random number demodulation circuit of receiving device of wireless communication system |
US7860244B2 (en) * | 2006-12-18 | 2010-12-28 | Sap Ag | Secure computation of private values |
US8300826B2 (en) * | 2007-02-02 | 2012-10-30 | Nec Corporation | Distributed information generation apparatus, reconstruction apparatus, reconstruction result verification apparatus, and secret information distribution system, method, and program |
US8497774B2 (en) | 2007-04-05 | 2013-07-30 | Location Based Technologies Inc. | Apparatus and method for adjusting refresh rate of location coordinates of a tracking device |
US8224355B2 (en) | 2007-11-06 | 2012-07-17 | Location Based Technologies Inc. | System and method for improved communication bandwidth utilization when monitoring location information |
US8102256B2 (en) | 2008-01-06 | 2012-01-24 | Location Based Technologies Inc. | Apparatus and method for determining location and tracking coordinates of a tracking device |
US8774827B2 (en) | 2007-04-05 | 2014-07-08 | Location Based Technologies, Inc. | Apparatus and method for generating position fix of a tracking device in accordance with a subscriber service usage profile to conserve tracking device power |
US9111189B2 (en) | 2007-10-31 | 2015-08-18 | Location Based Technologies, Inc. | Apparatus and method for manufacturing an electronic package |
US8244468B2 (en) * | 2007-11-06 | 2012-08-14 | Location Based Technology Inc. | System and method for creating and managing a personalized web interface for monitoring location information on individuals and objects using tracking devices |
EP2168299A4 (de) * | 2007-07-17 | 2011-10-05 | Certicom Corp | Verfahren zur komprimierung eines kryptographischen werts |
US8654974B2 (en) * | 2007-10-18 | 2014-02-18 | Location Based Technologies, Inc. | Apparatus and method to provide secure communication over an insecure communication channel for location information using tracking devices |
US20090125171A1 (en) * | 2007-11-08 | 2009-05-14 | Gm Global Technology Operations, Inc. | Processor security diagnostics for hybrid vehicle electric motor control system |
FR2926651B1 (fr) * | 2008-01-23 | 2010-05-21 | Inside Contactless | Procede et dispositifs de contre-mesure pour cryptographie asymetrique |
JP2009278223A (ja) * | 2008-05-13 | 2009-11-26 | Panasonic Corp | 電子証明システム及び秘匿通信システム |
EP2120393A1 (de) * | 2008-05-14 | 2009-11-18 | Nederlandse Centrale Organisatie Voor Toegepast Natuurwetenschappelijk Onderzoek TNO | Verfahren zur Überprüfung gemeinsamer Geheimnisse |
JP4666015B2 (ja) * | 2008-07-08 | 2011-04-06 | ソニー株式会社 | コンテンツ配信システム、コンテンツ受信端末、及びコンテンツ配信方法 |
KR20100063301A (ko) * | 2008-12-03 | 2010-06-11 | 노틸러스효성 주식회사 | 공유키 전송 장치, 금융 자동화 기기 및 그 제어 방법 |
US8731197B2 (en) * | 2010-03-09 | 2014-05-20 | Ebay Inc. | Secure randomized input |
US9208333B2 (en) * | 2010-03-31 | 2015-12-08 | British Telecommunications Public Limited Company | Secure data recorder |
US8831821B2 (en) | 2010-12-17 | 2014-09-09 | GM Global Technology Operations LLC | Controller area network message transmission disable testing systems and methods |
KR101233254B1 (ko) * | 2011-04-26 | 2013-02-14 | 숭실대학교산학협력단 | 가변길이 인증코드를 사용하는 무선 통신 단말간 세션키 공유 방법 |
US9122662B2 (en) | 2011-06-01 | 2015-09-01 | James Mason Faucett | Processor safety test control systems and methods |
US9172529B2 (en) * | 2011-09-16 | 2015-10-27 | Certicom Corp. | Hybrid encryption schemes |
US8731203B2 (en) * | 2012-02-13 | 2014-05-20 | Alephcloud Systems, Inc. | Securing a secret of a user |
US8996869B1 (en) * | 2012-07-02 | 2015-03-31 | Bae Systems Information And Electronic Systems Integration Inc. | Secure mission module |
JP5814880B2 (ja) * | 2012-07-31 | 2015-11-17 | 三菱電機株式会社 | 暗号システム、暗号方法、暗号プログラム及び復号装置 |
US9935768B2 (en) | 2012-08-06 | 2018-04-03 | Samsung Electronics Co., Ltd. | Processors including key management circuits and methods of operating key management circuits |
KR102013841B1 (ko) * | 2012-08-06 | 2019-08-23 | 삼성전자주식회사 | 데이터의 안전한 저장을 위한 키 관리 방법 및 그 장치 |
JP2014068140A (ja) | 2012-09-25 | 2014-04-17 | Sony Corp | 情報処理装置、情報処理方法及びプログラム |
CN104982003B (zh) * | 2013-01-07 | 2017-05-31 | 恩德斯有限公司 | 秘密可再生性 |
US9143331B2 (en) * | 2013-02-07 | 2015-09-22 | Qualcomm Incorporated | Methods and devices for authentication and key exchange |
WO2014134786A1 (zh) * | 2013-03-05 | 2014-09-12 | 华为技术有限公司 | 一种密钥交互方法及装置 |
JP2014192612A (ja) * | 2013-03-26 | 2014-10-06 | Toshiba Corp | 生成装置、暗号化装置、復号装置、生成方法、暗号化方法、復号方法およびプログラム |
JP6067932B2 (ja) * | 2013-08-30 | 2017-01-25 | コーニンクレッカ フィリップス エヌ ヴェKoninklijke Philips N.V. | 鍵共有デバイス及び方法 |
EP3085005B1 (de) * | 2013-12-20 | 2019-09-25 | Koninklijke Philips N.V. | Sichere datentransformationen |
KR102195900B1 (ko) * | 2013-12-20 | 2020-12-29 | 삼성전자주식회사 | 단말간 암호화된 메시지를 송수신하는 방법 및 장치 |
CN105337737B (zh) * | 2014-07-03 | 2018-11-20 | 华为技术有限公司 | 公钥加密通信方法和装置 |
AU2015308608B2 (en) | 2014-08-29 | 2019-07-04 | Visa International Service Association | Methods for secure cryptogram generation |
US10461933B2 (en) * | 2015-01-27 | 2019-10-29 | Visa International Service Association | Methods for secure credential provisioning |
US9813243B1 (en) * | 2015-03-30 | 2017-11-07 | EMC IP Holding Company LLC | Methods and apparatus for password-based secret sharing schemes |
EP3119031A1 (de) * | 2015-07-16 | 2017-01-18 | ABB Schweiz AG | Verschlüsselungsschema mit mehreren parteien |
US9853813B2 (en) | 2016-03-17 | 2017-12-26 | Crater Dog Technologies, LLC | Method for securing a private key |
US10097948B2 (en) | 2016-03-31 | 2018-10-09 | Intel Corporation | Point-and-connect bluetooth pairing |
US10917767B2 (en) | 2016-03-31 | 2021-02-09 | Intel Corporation | IOT device selection |
KR101924047B1 (ko) * | 2016-05-10 | 2019-02-25 | 주식회사 엔젠소프트 | 암호화 방법 및 이를 이용한 송신 장치, 복호화 방법 및 이를 이용한 수신 장치 |
US10505909B2 (en) | 2016-12-21 | 2019-12-10 | Intel Corporation | Dual physical channel secure connection |
CN107196760B (zh) * | 2017-04-17 | 2020-04-14 | 徐智能 | 具有可调整性的伴随式随机重构密钥的序列加密方法 |
KR101914028B1 (ko) * | 2017-04-28 | 2018-11-01 | 삼성에스디에스 주식회사 | 부채널 공격에 안전한 연산 장치 및 방법 |
US11157612B2 (en) * | 2017-05-25 | 2021-10-26 | Nippon Telegraph And Telephone Corporation | Secret tampering detection system, secret tampering detection apparatus, secret tampering detection method, and program |
US11088829B2 (en) | 2018-09-04 | 2021-08-10 | International Business Machines Corporation | Securing a path at a node |
US11991273B2 (en) | 2018-09-04 | 2024-05-21 | International Business Machines Corporation | Storage device key management for encrypted host data |
US11025413B2 (en) | 2018-09-04 | 2021-06-01 | International Business Machines Corporation | Securing a storage network using key server authentication |
US11038671B2 (en) | 2018-09-04 | 2021-06-15 | International Business Machines Corporation | Shared key processing by a storage device to secure links |
US11038698B2 (en) * | 2018-09-04 | 2021-06-15 | International Business Machines Corporation | Securing a path at a selected node |
CN109525385B (zh) * | 2018-11-23 | 2022-04-08 | 全链通有限公司 | 一种共享密钥的封装方法、第一节点和第二节点 |
US11405203B2 (en) * | 2020-02-17 | 2022-08-02 | Eclypses, Inc. | System and method for securely transferring data using generated encryption keys |
CN114095151B (zh) * | 2020-07-31 | 2024-08-23 | 马上消费金融股份有限公司 | 一种加解密方法、认证方法、装置、设备和存储介质 |
CN114070549B (zh) * | 2020-07-31 | 2024-07-19 | 马上消费金融股份有限公司 | 一种密钥生成方法、装置、设备和存储介质 |
US11784798B2 (en) * | 2021-03-30 | 2023-10-10 | Visa International Service Association | System, method, and computer program product for data security |
CN114978554B (zh) * | 2022-07-29 | 2022-10-18 | 广州匠芯创科技有限公司 | 一种软件授权认证系统及方法 |
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AU716797B2 (en) * | 1996-08-19 | 2000-03-09 | Ntru Cryptosystems, Inc. | Public key cryptosystem method and apparatus |
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US5907618A (en) | 1997-01-03 | 1999-05-25 | International Business Machines Corporation | Method and apparatus for verifiably providing key recovery information in a cryptographic system |
JP2001222218A (ja) | 2000-02-09 | 2001-08-17 | Nippon Telegr & Teleph Corp <Ntt> | 暗号化装置、方法、復号装置、方法、暗号システム及びプログラムを記憶した記憶媒体 |
JP2002252611A (ja) * | 2000-12-19 | 2002-09-06 | Matsushita Electric Ind Co Ltd | 暗号通信システム、送信装置及び受信装置 |
US7155610B2 (en) | 2000-12-19 | 2006-12-26 | Matsushita Electric Industrial Co., Ltd. | Cryptocommunication system, transmission apparatus, and reception apparatus |
CA2469198C (en) * | 2001-12-07 | 2013-02-12 | Ntru Cryptosystems, Inc. | Digital signature and authentication method and apparatus |
-
2003
- 2003-11-28 AU AU2003302544A patent/AU2003302544A1/en not_active Abandoned
- 2003-11-28 KR KR1020047015153A patent/KR20050083566A/ko not_active Application Discontinuation
- 2003-11-28 EP EP03812329A patent/EP1569378A4/de not_active Withdrawn
- 2003-11-28 KR KR1020057009762A patent/KR101027199B1/ko not_active IP Right Cessation
- 2003-11-28 WO PCT/JP2003/015212 patent/WO2004051920A1/ja not_active Application Discontinuation
- 2003-11-28 AU AU2003302545A patent/AU2003302545A1/en not_active Abandoned
- 2003-11-28 WO PCT/JP2003/015214 patent/WO2004051921A1/ja active Application Filing
- 2003-11-28 EP EP03812328A patent/EP1475920A4/de not_active Withdrawn
- 2003-12-02 US US10/725,102 patent/US7471792B2/en active Active
- 2003-12-02 US US10/725,208 patent/US20040174997A1/en not_active Abandoned
Non-Patent Citations (5)
Title |
---|
EESS: CONSORTIUM FOR EFFICIENT EMBEDDED SECURITY.: "Efficient Embedded Security Standards #1: Implementation Aspects of NTRUEncrypt and NTRUSign. Draft Version 2.0", EESS-CONSORTIUM FOR EFFICIENT EMBEDDED SECURITY, June 2003 (2003-06-01), pages 1 - 78, XP002310912, Retrieved from the Internet <URL:www.ceesstandards.org> [retrieved on 20041216] * |
HOWGRAVE-GRAHAMA N ET AL: "THE IMPACT OF DECRYPTION FAILURES ON THE SECURITY OF NTRU ENCRYPTION", ADVANCES IN CRYPTOLOGY - CRYPTO 2003. 23RD ANNUAL INTERNATIONAL CRYPTOLOGY CONFERENCE, SANTA BARBARA, CA, AUGUST 17 - 21, 2003 PROCEEDINGS, LECTURE NOTES IN COMPUTER SCIENCE ; VOL. 2729, BERLIN, SPRINGER, DE, 17 August 2003 (2003-08-17), pages 226 - 246, XP001200992, ISBN: 3-540-40674-3 * |
INSTITUTE OF ELECTRICAL AND ELECTRONICS ENGINEERS, INC.: "Standard Specification for Public-Key Cryptographic Techniques Based on Hard Problems over Lattices", IEEE DRAFT STANDARD P1363.1- D2, 18 May 2001 (2001-05-18), 345 EAST 47TH STREET, NEW YORK, NY 10017 USA, pages 1 - 38, XP002312520, Retrieved from the Internet <URL:http://grouper.ieee.org/groups/1363> [retrieved on 20041216] * |
MENEZES, OORSCHOT, VANSTONE: "Handbook of Applied Cryptography", CRC PRESS SERIES ON DISCRETE MATHEMATICS AND ITS APPLICATIONS, 1997, BOCA RATON, FL, US, pages 506-508, 551, 552, 359 - 362, XP002310913, ISBN: 0-8493-8523-7 * |
See also references of WO2004051921A1 * |
Also Published As
Publication number | Publication date |
---|---|
EP1475920A1 (de) | 2004-11-10 |
EP1475920A4 (de) | 2005-03-02 |
KR20050083566A (ko) | 2005-08-26 |
AU2003302544A1 (en) | 2004-06-23 |
WO2004051920A1 (ja) | 2004-06-17 |
EP1569378A1 (de) | 2005-08-31 |
KR101027199B1 (ko) | 2011-04-06 |
AU2003302545A1 (en) | 2004-06-23 |
WO2004051921A1 (ja) | 2004-06-17 |
KR20050087815A (ko) | 2005-08-31 |
US20040174997A1 (en) | 2004-09-09 |
US20040165726A1 (en) | 2004-08-26 |
US7471792B2 (en) | 2008-12-30 |
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